[asterisk-users] FXO Cards - T38

zoa zoachien at securax.org
Tue Feb 26 07:13:09 CST 2008


Fernando Berretta wrote:
> Tzafir,
>
> I'm sorry, my question wasn't clear.
>
> Apparently Asterisk 1.6.0b2 and b4 has support for t38 because of some 
> modifications on app_fax so the questions are:
>
> 1 - If I use Asterisk 1.6.0b2 o b4 and a fax is received from a FXO 
> Card and this FXO port is forwarded to other ATA/Gateway is asterisk 
> going to transmit this fax using t38 ?
> PSTN FAX MACHINE--------------------ASTERISK(1.6.0b2) FXO 
> CARD-------------------t38?------------------------ATA/Gateway---------FAX 
> MACHINE
>
No this is not going to work with the code you find in add-ons (Steve 
Underwood was right, my last email was a bit vague).
The FAX -> ASTERISK -> t.38 part will not work.

2 - If the first answer is yes, if we compile app_fax with asterisk 1.4x 
same behavior could be achieved ?
>
> Regards,
> Fernando
>
> Tzafrir Cohen wrote:
>> On Mon, Feb 25, 2008 at 05:32:24PM -0300, Fernando Berretta wrote:
>>   
>>> Dear All,
>>>
>>> Are you telling me Asterisk 1.6.0b2/4 has support for t38 and rxfax etc. 
>>> and will be able to receive faxes and negotiate with voip CPE's like 
>>> ATA's to transmit faxes which comes from FXO cards to VoIP Devices using 
>>> T38 ? it is possible to compile this version of app_fax to work with 
>>> Asterisk 1.4x ? Someone has tried it ?
>>>     
>> You have rx_fax for 1.4 . You also have fax detection in chan_zap, and
>> thus can send faxes from the PSTN to rx_fax.
>>
>> Not exactly the same, but maybe this is actually what you're looking
>> for.
>>
>>   
>
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